If you've never driven your car into a lake, thank Gladys West.

She is one of the mathematicians responsible for developing the global positioning system, better known as GPS.

Like many of the black women responsible for American achievements in math and science, West isn't exactly a household name. But after she mentioned her contribution in a biography she wrote for a sorority function, her community turned their attention to this local "hidden figure."

Keep Reading Show less
Most Shared